Ported picomodel.c from 1.5

Improvements over 1.4/1.5 are in.

libs/picomodel.h

@@ -105,6 +105,7 @@ struct picoSurface_s
 	int numVertexes, maxVertexes;
 	picoVec3_t                  *xyz;
 	picoVec3_t                  *normal;
+	picoIndex_t					*smoothingGroup;
 
 	int numSTArrays, maxSTArrays;
 	picoVec2_t                  **st;
@@ -216,6 +217,9 @@ const picoModule_t          **PicoModuleList( int *numModules );
 
 picoModel_t                 *PicoLoadModel( char *name, int frameNum );
 
+typedef size_t(*PicoInputStreamReadFunc)(void* inputStream, unsigned char* buffer, size_t length);
+picoModel_t* PicoModuleLoadModelStream(const picoModule_t* module, void* inputStream, PicoInputStreamReadFunc inputStreamRead, size_t streamLength, int frameNum);
+
 
 /* model functions */
 picoModel_t                 *PicoNewModel( void );

libs/picomodel/picointernal.c

@@ -161,35 +161,22 @@ void *_pico_realloc( void **ptr, size_t oldSize, size_t newSize ){
  *  as custom clone size (the string is cropped to fit into mem
  *  if needed). -sea
  */
-char *_pico_clone_alloc( char *str, int size ){
+char *_pico_clone_alloc(const char *str)
-	char  *cloned;
+{
-	size_t cloneSize;
+	char* cloned;
 
 	/* sanity check */
-	if ( str == NULL ) {
+	if (str == NULL)
 		return NULL;
-	}
-
-	/* set real size of cloned string */
-	cloneSize = ( size < 0 ) ? strlen( str ) : size;
 
 	/* allocate memory */
-	cloned = _pico_alloc( cloneSize + 1 ); /* bugfix! */
+	cloned = _pico_alloc(strlen(str) + 1);
-	if ( cloned == NULL ) {
+	if (cloned == NULL)
 		return NULL;
-	}
-
-	/* zero out memory allocated by cloned string */
-	memset( cloned,0,cloneSize );
 
 	/* copy input string to cloned string */
-	if ( cloneSize < strlen( str ) ) {
+	strcpy(cloned, str);
-		memcpy( cloned,str,cloneSize );
+
-		cloned[ cloneSize ] = '\0';
-	}
-	else {
-		strcpy( cloned,str );
-	}
 	/* return ptr to cloned string */
 	return cloned;
 }

libs/picomodel/picointernal.h

@@ -116,7 +116,7 @@ extern void ( *_pico_ptr_print )( int, const char* );
 void            *_pico_alloc( size_t size );
 void            *_pico_calloc( size_t num, size_t size );
 void            *_pico_realloc( void **ptr, size_t oldSize, size_t newSize );
-char            *_pico_clone_alloc( char *str, int size );
+char            *_pico_clone_alloc( char *str/*, int size*/ );
 void            _pico_free( void *ptr );
 
 /* files */